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, has acted or acts, 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 representative of the principal.
25 Del. C. § 174