Google correlates all of the accounts that you log in to from the same devices. If you have YouTube on iOS logged in to one account and Drive on iOS logged in to a different one, Google is aware that those accounts are used by the same person.

TOS-violation suspensions are likely to involve all of your accounts at once.

The simple solution is to stop doing business with Google.

They'll also hand all of your shit over to the CIA without a warrant even if you aren't doing anything wrong, so there's that, too.