Samsung Electronics GmbH
Hello,
the Galaxy Buds Live can only be paired with one device at a time.
Best regards from Schwalbach,
Your Samsung Service Team

Hello,
You can still use your existing headphones with the Galaxy Tab S7 with the help of a USB Type-C to 3.5 mm jack connector adapter. Please have a look at the adapter model EE-UC10JUWEGWW.
Kind regards from Schwalbach,
Your Samsung Service Team

Yes I had the buds pro and buds live both connected to my huaweii at the same time.