A. A remainder valid in its creation is not defeated by determination of the precedent estate before the contingency occurs upon which the remainder is limited to take effect. If the contingency occurs after determination of the precedent estate, the remainder shall take effect as if the precedent estate had continued to the time when the contingency occurs.
B. The alienation of a particular estate upon which a remainder depends, whether the alienation is by deed or will or by the union of such particular estate with the inheritance by purchase or by descent, shall not operate to defeat, impair or in any way affect such remainder.