While normalization is usually one-way, if you're doing DSP normalization & have a record of the level offsets you've applied, it's reversible. This is never the case for compression - you can't increase dynamic range of a compressed file (short of AI-generating something that never was)
While normalization is usually one-way, if you're doing DSP normalization & have a record of the level offsets you've applied, it's reversible. This is never the case for compression - you can't increase dynamic range of a compressed file (short of AI-generating something that never was)