My partner of a few years can do it and she couldn't be further from the representations in the literature or media (Sapolsky's lecture on it) that I've seen on schizophrenia; however, I'm not even remotely an expert in any of it.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3808979/
https://pubmed.ncbi.nlm.nih.gov/17097347/
People with either are less likely to experience illusions. SlateStarCodex had a decent article that touched on the phenomenon a few years ago:
https://slatestarcodex.com/2017/06/28/why-are-transgender-pe...