Both of the credits you mention are non-refundable so you would only take the amount up to your tax liability.
Some credits are non-refundable and reduce your tax liability while others are refundable. Once you hit zero with the non-refundable credits, those are maxed out regardless of how much is left.
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
