iPhone and iPad apps will be available in the Vision Pro App Store by default
iPhone and iPad apps will be available in the Vision Pro App Store by default

www.theverge.com
iPhone and iPad apps will be available in the Vision Pro App Store by default

This sounds to me like there won’t be a checkbox to disable iPad/iOS Apps on Vision Pro like there is for macOS.
Edit: there is a checkbox (╯°□°)╯︵ ┻━┻