UAE generally lets trans people into the country, there are hundreds of ads on various trans escort sites. Grindr is full of transgender folks.

Transgender Emiratis are allowed to go through sex changes and live their lives, even if they don't get to change their gender on their government documents. But the same happens in Western countries https://www.thenationalnews.com/uae/health/transgender-emiratis-have-case-rejected-by-uae-high-court-1.810021