Suggesting a Logic and Validation for Multiple checbox

I’m trying to validate my checkboxes

If I select a Checkbox the others disappear and vice versa

this is my Meta

https://ghostbin.com/paste/fka89

and my Function is a mess:

Because I’m trying to validate not only if is active also if an input is filled show Only this input if both are filled show both .

https://ghostbin.com/paste/hts7u

My brain is simple freezed, because I can think in a good solution .

Thank you