Writes TLVs parsed from a given Dataset into this Dataset. TLVs from @p aDataset are parsed and written in the current Dataset. If the same TLV already exists, it will be replaced. Otherwise, the TLV will be appended.
Determines whether this Dataset is a subset of another Dataset. The Dataset is considered a subset if all of its TLVs, excluding Active/Pending Timestamp and Delay Timer TLVs, are present in the @p aOther Dataset and the TLV values match exactly.