1. 080 Domestic lounge available at domestic terminal only , but 080 international lounge can access at international terminal. Domestic travellers can't access international terminal and international travelers can't access domestic terminal since those lounge available after security checks .
2. From below link , no you can't access using your wealth debit card
https://info.dreamfolks.in/partner-outlets-list?filter=cXIxTWZFR3NiVE9zcWs3Nk9mbTEvQT09
But it's better to add your card in dreamfolks web , to check actual eligible lounges .
I visited both lounges , let me know if you have any other doubts .