@matrix @cirno yes, that's the rule.
👧👧 Las niñas
👧👦 Los niños
Our local grammatical wokeness evolved like this
Niño/a (written), Niños/as (written, classic for forms) >
(Speech, Justicialism political party newspeak, a redundant use of lists) niños y niñas, todos y todas >
(Written) Niñ@, Niñ@s >
(Fading out of fashion) Niñxs >
(Speech, flavor of the now, very retarded, trying to be pushed into compulsory use in some public organisms) Niñes