Poa bank account

IF i DO NOT SIGN POWER OF ATTORNEY WILL ZERODHA BE ABLE TO WITHDRAW FUND FROM MY SAVING ACCOUNT LINKED WITH TRADING ACCOUNT IF I GIVE CONFIRMATION OVER PHONE…

OR DO I HAVE TO PUT THE FUND IN TRADING ACCOUNT TO AVAIL THE BENEFIT OF CALL AND TRADE…

PoA is for Demat account. When you sell shares, broker can use this PoA to debit shares from your demat account. PoA is not given to the bank account.
You’ll have to keep funds in your trading account by way of transferring it from your Savings account.

my friend opened mcx a/c, two days later(today) asking Power of Attorney (PoA), what to do ? and I’m 6 months old, not ask me !!!, @AlgoGeek