Yes, it is absolutely possible to be high in both openness and conscientiousness. Openness and conscientiousness are two of the Big Five personality traits, which are widely accepted in the field of psychology as major dimensions of human personality.
Openness: This trait reflects a person's openness to experiences, ideas, and their willingness to engage in novel and unconventional activities. Individuals high in openness are imaginative, curious, open-minded, and tend to be more receptive to new ideas and experiences. They often enjoy exploring new things and can be quite creative and adventurous.
Conscientiousness: This trait refers to a person's level of self-discipline, organization, and goal-directed behaviors. People high in conscientiousness are reliable, organized, responsible, and generally have a strong sense of duty. They are diligent and persistent in pursuing their goals and are often seen as dependable and trustworthy.
Though these two traits are distinct, there is no inherent conflict between being high in openness and conscientiousness. In fact, many individuals display a mix of both traits to varying degrees. For example, someone might be open to trying new activities and experiences while also being diligent and disciplined in their pursuit of those interests or goals. Likewise, a person might have a strong sense of responsibility and organization while still being open to new ideas and alternative perspectives.
It's important to remember that personality traits are not mutually exclusive and can coexist in different proportions within an individual. People are complex and multidimensional, and their personalities can be shaped by a combination of various traits. Additionally, personality traits can also be influenced and developed over time through life experiences and personal growth.