I have used a credit card and direct deposit/withdraw previously.
Yes, if you used Direct Deposit to receive your Refund, your Stimulus Check will be deposited to the same account.
see the following link for information:
https://ttlc.intuit.com/community/after-you-file/discussion/if-i-got-my-refund-direct-deposited-on-to-a/01/1422163/highlight/false#M336216