Not a problem.
E.g. a step sequence like:
- Archive 1
- Deploy 1
- Archive 2
- Deploy 2
works. There’s no reason why you could not add more than one Archive or Deploy steps 
It’s also possible to alias the outputs: Monthly release of Bitrise CLI tools and summary of updates (May, 2017) - CLI v1.6.1 (2. Step Output Aliases)