S.C. Code Ann. § 62-7-603
(A) Unless application of this section is clearly and convincingly negated in the will, the trust document or a written instrument appointing a fiduciary, the following provisions apply to any fiduciary, whether acting as a sole fiduciary or as a co-fiduciary:
(1) Any power conferred upon the fiduciary, in his capacity as a fiduciary (and not including any power conferred upon him in his capacity as a beneficiary), which would, except for this section, constitute, in whole or in part, a general power of appointment cannot be exercised by him in favor of himself, his estate, his creditors, or the creditors of his estate.
(3) If a person holds legal title to property in a fiduciary capacity and also has an equitable or beneficial title in the same property, either by transfer, by declaration, or by operation of law, no merger of the legal and the equitable titles shall occur unless: