shall be revoked or terminated by the death of the principal as to the agent or other person who, without actual knowledge or actual notice of the death of the principal, shall have acted or shall act, in good faith, under or in reliance upon such power of attorney or agency; and any action so taken, unless otherwise invalid or unenforceable, shall be binding on the heirs, devisees, legatees, or personal representatives of the principal, provided that it shall be made to appear by proof that the person or persons, firm, or corporation receiving any property by reason of the exercise of the power shall have paid value for the property and the attorney in fact or agent shall make bond for title to purchaser of the property without notice of the death of the principal.
OCGA § 10-6-35