A clownfish can have both yes. You can transition between hermaphrodites/transsexual/transgender. You are not set in stone because of some label.

I really don't know how to make it clearer. Perhaps look up "hermaphrodite" in wikipedia instead of "clownfish" when you're trying to understand what a hermaphrodite is. Here you go: https://en.wikipedia.org/wiki/Hermaphrodite?wprov=sfla1

You lack a basic functional understanding of sex and gender. Sex is your physical bits and bobs. Gender is social construct. Behavioral patterns, etc. This gets complicated when you examine physical functions. I.e. men lactating has both transsexual (physical bit) and transgender implications (lactating as a motherly duty.