Ceph OSD - Expand Current OSDs or Add New OSDs

Hello, existing Proxmox cluster is 3 nodes using 1TB NVME drives, recently cloned and expanded with 2TB replacements.

Partition table was cloned as from the source that includes a 750GB partition on each node serving as a single OSD for the Ceph Cluster.

Question is, do I:
1. Expand the existing 750GB partition keeping (1x) OSD per host or,
2. create a new, additional partition to be used for an additional OSD - making it (2x) OSD's per host?

Are there pros/cons for either?

For #1...

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