Not to my knowledge, but it may be worth opening an SR and getting an official answer.
If you have all 3 different VRLI deployed as separate deployment then you cannot merge them in one VRLI cluster.
Instead you can have multiple VRLI nodes joined to one master node and perform clustering.
Log Insight requires that all nodes be in the same data center and on the same L2 network.
Below blog would show with scren shot on vrli clustering:
Please mark this as "correct" or " Helpfull" if this answers your query